Cross-carrier LTE phone interoperability: a brief hope, shot down
Even though new Verizon LTE phones will use a SIM card to connect to the cellular network, they will not be compatible with other LTE networks like AT&T’s, contrary to recent speculation. While the frequencies each company use bump up against each other and interoperability is technically [...]

iPhone App Video Review: Airport Mania 2: Wild Trips
Airport Mania 2: Wild Trips is the next entry in the Airport Mania series, brought to us by Lemon Games. It takes the same basic game play and whimsical art style of its predecessors but improves upon them greatly, adding a lot of variety and fun to [...]

This unlocked cell phone is compatible with GSM carriers like AT&T and T-Mobile. Not all carrier features may be supported. It will not work with CDMA carriers like Verizon Wireless, Alltel and Sprint.
Quad-band GSM cell phone compatible with 850/900/1800/1900 frequencies and GPRS/EDGE data capabilities
Slim, powerful Blackberry messaging phone with SureType hybrid numeric/QWERTY keypad; GPS for [...]

This unlocked cell phone is compatible with GSM carriers like AT&T and T-Mobile. Not all carrier features may be supported. It will not work with CDMA carriers like Verizon Wireless, Alltel and Sprint
Slim, powerful Blackberry messaging phone with SureType hybrid numeric/QWERTY keypad
Quad-band GSM with EDGE connectivity; compatible with AT&T Navigator turn-by-turn GPS direction and push-to-talk [...]

Going Mobile? Link Payments to Credit Cards for Best Protection
When it comes to mobile commerce, all payment methods are not created equal. Transactions linked to prepaid cards offer the least protection against unauthorized use and billing disputes
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IPhone tracking file is old news to digital investigators
That iPhones and other Apple handheld gadgets [...]